java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product47.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:38:16,071 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:38:16,073 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:38:16,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:38:16,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:38:16,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:38:16,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:38:16,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:38:16,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:38:16,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:38:16,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:38:16,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:38:16,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:38:16,096 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:38:16,097 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:38:16,098 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:38:16,099 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:38:16,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:38:16,102 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:38:16,104 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:38:16,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:38:16,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:38:16,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:38:16,108 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:38:16,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:38:16,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:38:16,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:38:16,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:38:16,112 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:38:16,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:38:16,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:38:16,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:38:16,114 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:38:16,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:38:16,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:38:16,116 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:38:16,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:38:16,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:38:16,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:38:16,118 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:38:16,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:38:16,120 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-21 08:38:16,134 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:38:16,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:38:16,135 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:38:16,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:38:16,136 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:38:16,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:38:16,136 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:38:16,136 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:38:16,136 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:38:16,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:38:16,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:38:16,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:38:16,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:38:16,137 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:38:16,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:38:16,138 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:38:16,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:38:16,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:38:16,138 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:38:16,139 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:38:16,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:38:16,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:38:16,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:38:16,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:38:16,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:38:16,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:38:16,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:38:16,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:38:16,140 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 08:38:16,171 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:38:16,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:38:16,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:38:16,189 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:38:16,190 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:38:16,190 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product47.cil.c [2019-09-21 08:38:16,252 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c85da8127/11109271bfca436e9cf73ecb9b70b800/FLAGcaa577cae [2019-09-21 08:38:16,818 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:38:16,818 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product47.cil.c [2019-09-21 08:38:16,833 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c85da8127/11109271bfca436e9cf73ecb9b70b800/FLAGcaa577cae [2019-09-21 08:38:17,123 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c85da8127/11109271bfca436e9cf73ecb9b70b800 [2019-09-21 08:38:17,136 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:38:17,137 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:38:17,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:38:17,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:38:17,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:38:17,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:38:17" (1/1) ... [2019-09-21 08:38:17,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b7b037a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:17, skipping insertion in model container [2019-09-21 08:38:17,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:38:17" (1/1) ... [2019-09-21 08:38:17,156 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:38:17,230 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:38:17,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:38:17,758 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:38:17,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:38:17,888 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:38:17,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:17 WrapperNode [2019-09-21 08:38:17,889 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:38:17,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:38:17,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:38:17,890 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:38:17,901 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:17" (1/1) ... [2019-09-21 08:38:17,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:17" (1/1) ... [2019-09-21 08:38:17,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:17" (1/1) ... [2019-09-21 08:38:17,921 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:17" (1/1) ... [2019-09-21 08:38:17,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:17" (1/1) ... [2019-09-21 08:38:17,964 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:17" (1/1) ... [2019-09-21 08:38:17,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:17" (1/1) ... [2019-09-21 08:38:17,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:38:17,978 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:38:17,978 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:38:17,978 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:38:17,979 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:38:18,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:38:18,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:38:18,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:38:18,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:38:18,057 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:38:18,058 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:38:18,058 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:38:18,059 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:38:18,059 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-21 08:38:18,059 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:38:18,059 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:38:18,060 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:38:18,060 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:38:18,061 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:38:18,061 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:38:18,061 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:38:18,063 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:38:18,064 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:38:18,064 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:38:18,064 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:38:18,064 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:38:18,065 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:38:18,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:38:18,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:38:18,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:38:18,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:38:18,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:38:18,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:38:18,066 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:38:18,066 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:38:18,066 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:38:18,066 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:38:18,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-21 08:38:18,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-21 08:38:18,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-21 08:38:18,067 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:38:18,068 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:38:18,068 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:38:18,068 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:38:18,068 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:38:18,068 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:38:18,068 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:38:18,069 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:38:18,069 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:38:18,069 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:38:18,069 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:38:18,069 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:38:18,071 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:38:18,071 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:38:18,071 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:38:18,071 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:38:18,071 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:38:18,072 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:38:18,072 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:38:18,072 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:38:18,072 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:38:18,072 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-21 08:38:18,072 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-21 08:38:18,073 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:38:18,073 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:38:18,073 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:38:18,074 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:38:18,074 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:38:18,074 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-21 08:38:18,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:38:18,074 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:38:18,074 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:38:18,074 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:38:18,075 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:38:18,075 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:38:18,075 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:38:18,075 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-21 08:38:18,075 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:38:18,076 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:38:18,076 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:38:18,076 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:38:18,076 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:38:18,077 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:38:18,077 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:38:18,077 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:38:18,077 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:38:18,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:38:18,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:38:18,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:38:18,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:38:18,078 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:38:18,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:38:18,078 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:38:18,078 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:38:18,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:38:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:38:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:38:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:38:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:38:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:38:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:38:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:38:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:38:19,684 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:38:19,684 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:38:19,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:38:19 BoogieIcfgContainer [2019-09-21 08:38:19,686 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:38:19,686 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:38:19,687 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:38:19,687 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:38:19,688 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:38:19" (1/1) ... [2019-09-21 08:38:19,689 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:38:19,714 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:38:19,717 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:38:19,727 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:38:19,735 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:38:19,737 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:38:28,798 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:38:30,601 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:38:30,723 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:38:30,904 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:38:31,037 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:38:31,053 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-21 08:38:31,103 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-21 08:38:31,121 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-21 08:38:31,289 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:38:31,416 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:38:32,046 WARN L191 SmtUtils]: Spent 478.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-21 08:38:32,463 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-21 08:38:32,781 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-21 08:38:33,060 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-21 08:38:33,262 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:38:33,473 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:38:33,694 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:38:33,871 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:38:34,069 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:38:34,265 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:38:34,456 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:38:34,625 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:38:34,936 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:38:35,305 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:38:35,593 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:38:35,904 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:38:36,170 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:38:36,440 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:38:37,686 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-21 08:38:37,811 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-21 08:38:37,926 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-21 08:38:38,278 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:38:38,497 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:38:38,727 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 541 [2019-09-21 08:38:38,903 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-21 08:38:39,088 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-21 08:38:39,498 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:38:39,672 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:38:39,988 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 553 DAG size of output: 547 [2019-09-21 08:38:40,176 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-21 08:38:40,588 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 570 [2019-09-21 08:38:40,913 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 570 [2019-09-21 08:38:41,733 WARN L191 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 557 DAG size of output: 555 [2019-09-21 08:38:42,065 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 555 [2019-09-21 08:38:42,430 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 557 DAG size of output: 555 [2019-09-21 08:38:42,745 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 555 [2019-09-21 08:38:43,352 WARN L191 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 576 [2019-09-21 08:38:43,877 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification that was a NOOP. DAG size: 576 [2019-09-21 08:38:44,820 WARN L191 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 573 DAG size of output: 568 [2019-09-21 08:38:45,264 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 568 [2019-09-21 08:38:45,932 WARN L191 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2019-09-21 08:38:46,174 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 543 [2019-09-21 08:38:46,547 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-21 08:38:46,671 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-21 08:38:47,036 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:38:47,210 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:38:47,391 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 541 [2019-09-21 08:38:47,566 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-21 08:38:47,747 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-21 08:38:48,216 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 540 [2019-09-21 08:38:48,389 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:38:48,597 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 553 DAG size of output: 547 [2019-09-21 08:38:48,783 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-21 08:38:49,142 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 570 [2019-09-21 08:38:49,466 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 570 [2019-09-21 08:38:49,928 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 560 DAG size of output: 558 [2019-09-21 08:38:50,240 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 08:38:50,571 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 560 DAG size of output: 558 [2019-09-21 08:38:50,891 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 08:38:51,427 WARN L191 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 581 DAG size of output: 579 [2019-09-21 08:38:51,891 WARN L191 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 579 [2019-09-21 08:38:52,350 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 573 DAG size of output: 568 [2019-09-21 08:38:52,796 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 568 [2019-09-21 08:38:53,423 WARN L191 SmtUtils]: Spent 615.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2019-09-21 08:38:53,662 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 543 [2019-09-21 08:38:54,016 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-21 08:38:54,402 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:38:54,573 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:38:54,756 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 541 [2019-09-21 08:38:54,931 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-21 08:38:55,042 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-21 08:38:55,064 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-21 08:38:55,077 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-21 08:38:55,079 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-21 08:38:55,081 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:38:55,081 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:38:55,082 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1030#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-21 08:38:55,092 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:38:55,092 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:38:55,094 INFO L168 Benchmark]: Toolchain (without parser) took 37956.48 ms. Allocated memory was 137.4 MB in the beginning and 1.1 GB in the end (delta: 920.1 MB). Free memory was 83.6 MB in the beginning and 71.5 MB in the end (delta: 12.1 MB). Peak memory consumption was 932.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:38:55,095 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 137.4 MB. Free memory was 103.3 MB in the beginning and 103.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:38:55,096 INFO L168 Benchmark]: CACSL2BoogieTranslator took 750.30 ms. Allocated memory was 137.4 MB in the beginning and 197.7 MB in the end (delta: 60.3 MB). Free memory was 83.4 MB in the beginning and 162.7 MB in the end (delta: -79.3 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. [2019-09-21 08:38:55,096 INFO L168 Benchmark]: Boogie Preprocessor took 88.18 ms. Allocated memory is still 197.7 MB. Free memory was 162.7 MB in the beginning and 158.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-21 08:38:55,097 INFO L168 Benchmark]: RCFGBuilder took 1707.98 ms. Allocated memory was 197.7 MB in the beginning and 217.6 MB in the end (delta: 19.9 MB). Free memory was 158.2 MB in the beginning and 138.9 MB in the end (delta: 19.4 MB). Peak memory consumption was 94.5 MB. Max. memory is 7.1 GB. [2019-09-21 08:38:55,098 INFO L168 Benchmark]: Sifa took 35405.72 ms. Allocated memory was 217.6 MB in the beginning and 1.1 GB in the end (delta: 839.9 MB). Free memory was 138.9 MB in the beginning and 71.5 MB in the end (delta: 67.4 MB). Peak memory consumption was 907.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:38:55,103 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 137.4 MB. Free memory was 103.3 MB in the beginning and 103.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 750.30 ms. Allocated memory was 137.4 MB in the beginning and 197.7 MB in the end (delta: 60.3 MB). Free memory was 83.4 MB in the beginning and 162.7 MB in the end (delta: -79.3 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.18 ms. Allocated memory is still 197.7 MB. Free memory was 162.7 MB in the beginning and 158.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1707.98 ms. Allocated memory was 197.7 MB in the beginning and 217.6 MB in the end (delta: 19.9 MB). Free memory was 158.2 MB in the beginning and 138.9 MB in the end (delta: 19.4 MB). Peak memory consumption was 94.5 MB. Max. memory is 7.1 GB. * Sifa took 35405.72 ms. Allocated memory was 217.6 MB in the beginning and 1.1 GB in the end (delta: 839.9 MB). Free memory was 138.9 MB in the beginning and 71.5 MB in the end (delta: 67.4 MB). Peak memory consumption was 907.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 35368, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 504, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 357, TOOLS_POST_TIME[ms]: 11231, TOOLS_POST_CALL_APPLICATIONS: 128, TOOLS_POST_CALL_TIME[ms]: 406, TOOLS_POST_RETURN_APPLICATIONS: 119, TOOLS_POST_RETURN_TIME[ms]: 197, TOOLS_QUANTIFIERELIM_APPLICATIONS: 604, TOOLS_QUANTIFIERELIM_TIME[ms]: 11642, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10924, FLUID_QUERY_TIME[ms]: 18, FLUID_QUERIES: 526, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 169, DOMAIN_JOIN_TIME[ms]: 21074, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 10, DOMAIN_WIDEN_TIME[ms]: 1670, DOMAIN_ISSUBSETEQ_APPLICATIONS: 22, DOMAIN_ISSUBSETEQ_TIME[ms]: 104, DOMAIN_ISBOTTOM_APPLICATIONS: 110, DOMAIN_ISBOTTOM_TIME[ms]: 486, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 15096, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 15096, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 22, CALL_SUMMARIZER_APPLICATIONS: 119, CALL_SUMMARIZER_CACHE_MISSES: 28, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11398, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11397, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 42, DAG_COMPRESSION_PROCESSED_NODES: 858, DAG_COMPRESSION_RETAINED_NODES: 306 - UnprovableResult [Line: 44]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1030#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...